NL178455B - DEVICE FOR ENTERING DATA. - Google Patents

DEVICE FOR ENTERING DATA.

Info

Publication number
NL178455B
NL178455B NLAANVRAGE7112625,A NL7112625A NL178455B NL 178455 B NL178455 B NL 178455B NL 7112625 A NL7112625 A NL 7112625A NL 178455 B NL178455 B NL 178455B
Authority
NL
Netherlands
Prior art keywords
entering data
entering
data
Prior art date
Application number
NLAANVRAGE7112625,A
Other languages
Dutch (nl)
Other versions
NL7112625A (en
NL178455C (en
Original Assignee
Ncr Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ncr Co filed Critical Ncr Co
Publication of NL7112625A publication Critical patent/NL7112625A/xx
Publication of NL178455B publication Critical patent/NL178455B/en
Application granted granted Critical
Publication of NL178455C publication Critical patent/NL178455C/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M11/00—Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
    • H03M11/20—Dynamic coding, i.e. by key scanning

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Input From Keyboards Or The Like (AREA)
NLAANVRAGE7112625,A 1970-09-14 1971-09-14 DEVICE FOR ENTERING DATA. NL178455C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7197270A 1970-09-14 1970-09-14

Publications (3)

Publication Number Publication Date
NL7112625A NL7112625A (en) 1972-03-16
NL178455B true NL178455B (en) 1985-10-16
NL178455C NL178455C (en) 1986-03-17

Family

ID=22104765

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7112625,A NL178455C (en) 1970-09-14 1971-09-14 DEVICE FOR ENTERING DATA.

Country Status (15)

Country Link
US (1) US3675239A (en)
AT (1) AT313608B (en)
AU (1) AU443750B2 (en)
BE (1) BE772502A (en)
BR (1) BR7105984D0 (en)
CA (1) CA923433A (en)
CH (1) CH535458A (en)
DE (1) DE2145119B2 (en)
ES (1) ES394738A1 (en)
FR (1) FR2112956A5 (en)
GB (1) GB1316215A (en)
NL (1) NL178455C (en)
NO (1) NO131956C (en)
SE (1) SE361222B (en)
ZA (1) ZA715289B (en)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4121284A (en) * 1972-09-11 1978-10-17 Hyatt Gilbert P Computerized system for operator interaction
NL166140C (en) * 1970-11-14 1981-06-15 Philips Nv KEYBOARD.
USRE31942E (en) * 1971-03-01 1985-07-09 High speed serial scan and readout of keyboards
CA937875A (en) * 1971-05-19 1973-12-04 M. Bernin Victor N-key rollover keyboard
US4517553A (en) * 1971-05-19 1985-05-14 Illinois Tool Works Inc. N-Key rollover keyboard
US3792466A (en) * 1972-05-31 1974-02-12 Mos Technology Inc Keyboard entry system with n-key rollover and n-key lockout protection
US3786497A (en) * 1972-07-31 1974-01-15 Ibm Matrix keyboard method and apparatus
US3921166A (en) * 1972-09-15 1975-11-18 Raytheon Co Capacitance matrix keyboard
US3825926A (en) * 1973-02-05 1974-07-23 Ibm Interfacing circuitry for connecting a remote keyboard with a data receiving buffer
US3886543A (en) * 1973-11-29 1975-05-27 Teletype Corp Debounce logic for keyboard
JPS5086929A (en) * 1973-11-30 1975-07-12
US3995252A (en) * 1973-12-26 1976-11-30 General Electric Company Data processing arrangement for printers
JPS5187917A (en) * 1975-01-31 1976-07-31 Hitachi Ltd
US4042777A (en) * 1975-10-06 1977-08-16 International Business Machines Corporation One-handed keyboard and its control means
US4106011A (en) * 1975-10-24 1978-08-08 Tektronix, Inc. Keyboard circuit
US4024534A (en) * 1975-11-24 1977-05-17 Xerox Corporation Keyboard encoding with repeat key pause
US4164666A (en) * 1976-06-08 1979-08-14 Toyko Shibaura Electric Co., Ltd. Electronic apparatus using complementary MOS transistor dynamic clocked logic circuits
US4211915A (en) * 1978-12-04 1980-07-08 General Electric Company Keyboard verification system
US4684934A (en) * 1983-02-28 1987-08-04 Data General Corporation Method and apparatus for storing and retrieving keyboard LED data
ES2040172B1 (en) * 1991-12-31 1994-05-01 Alcatel Standard Electrica PROCEDURE AND DEVICE FOR KEYBOARD READING.
DE69324067T2 (en) * 1992-06-08 1999-07-15 Synaptics Inc Object position detector
US6239389B1 (en) 1992-06-08 2001-05-29 Synaptics, Inc. Object position detection system and method
US5861583A (en) * 1992-06-08 1999-01-19 Synaptics, Incorporated Object position detector
US5880411A (en) * 1992-06-08 1999-03-09 Synaptics, Incorporated Object position detector with edge motion feature and gesture recognition
US5889236A (en) * 1992-06-08 1999-03-30 Synaptics Incorporated Pressure sensitive scrollbar feature
US6028271A (en) * 1992-06-08 2000-02-22 Synaptics, Inc. Object position detector with edge motion feature and gesture recognition
US6380929B1 (en) 1996-09-20 2002-04-30 Synaptics, Incorporated Pen drawing computer input device
US5854625A (en) * 1996-11-06 1998-12-29 Synaptics, Incorporated Force sensing touchpad
CN105680873B (en) * 2016-01-05 2018-06-26 湖南工业大学 Independent keyboard scanning encoding circuit
CN105680875B (en) * 2016-01-05 2018-07-24 湖南工业大学 Matrix keyboard operation identification and coding circuit
CN105680874B (en) * 2016-01-05 2018-06-26 湖南工业大学 Matrix keyboard scanning circuit and scanning encoding method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1060878A (en) * 1965-06-18 1967-03-08 Creed & Co Ltd Code generating keyboards
US3308918A (en) * 1965-09-20 1967-03-14 Ibm Pseudo-interlock employing strobe signal with selected keys
US3568183A (en) * 1968-07-09 1971-03-02 Gen Electric Keyboard synchronized toned generator

Also Published As

Publication number Publication date
DE2145119B2 (en) 1973-03-22
AU443750B2 (en) 1974-01-03
ES394738A1 (en) 1974-10-01
SE361222B (en) 1973-10-22
AT313608B (en) 1974-02-25
NL7112625A (en) 1972-03-16
GB1316215A (en) 1973-05-09
NO131956B (en) 1975-05-20
DE2145119C3 (en) 1973-10-11
BR7105984D0 (en) 1973-04-10
US3675239A (en) 1972-07-04
DE2145119A1 (en) 1972-03-23
NO131956C (en) 1975-08-27
AU3232171A (en) 1973-02-15
CA923433A (en) 1973-03-27
ZA715289B (en) 1972-04-26
NL178455C (en) 1986-03-17
FR2112956A5 (en) 1972-06-23
BE772502A (en) 1972-01-17
CH535458A (en) 1973-03-31

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee